Apple has now handpicked Readdle’s PDF Expert 5 for iPhone and iPad as the new App Store Free App of the Week. Regularly $10, we have seen it dip down to $5 a few times, but this is the very first time the popular app has gone free on the App Store since its release in early 2014. It has a 4.5 star rating from 7,658 reviewers. Compatible with OS X Yosemite and El Capitan, Readdle also launched PDF Expert for Mac just this morning.

Each world is a maze, full of tricks, traps, treasures, and other surprises!…Unearth secrets and collect goodies by viewing worlds from every-which-way.

Next up, Readdle’s PDF Expert 5 is now available on the App Store for free. Regularly listed at $9.99, this is the very first time we have seen the popular PDF app go free on the Mac App Store. You can “Fill forms, annotate PDFs, sign documents” and more. It has a 4.5 star rating from 7,637 reviewers.

Apple has now kicked off its Work Smarter, Spend Less sale on the App Store. While you may have seen some of these apps previously in our daily roundups, Apple has now collected a series of highly rated productivity apps into to one convenient place.

In what started as 4 friends in a dorm room nearly a decade ago, Readdle has grown into one of the premiere app developers on the App Store. Having been one of the first 100 companies on Apple’s storefront and now housing more than 75 employees, Readdle is celebrating its 8th anniversary by putting a number of its iOS apps on sale for around 50% off.

Readdle’s apps combined have received 4+ star ratings from around 20,000 reviewers. You’ll also find Readdle’s iOS app bundles on sale including the Ultimate Productivity Bundle by Readdle for $12 (Reg. $32), but be sure to check out our post on iOS app bundles for more information on how to get the best deals.

Head below for the rest today’s best iOS/Mac deals including PDF Expert 5 for $5 (Reg. $10), ProCam 2 for $1 (Reg. $2), King Cashing: Slots Adventure for $1 (Reg. $3) as well as Captain America: The Winter Soldier – The Official Game for FREE (Reg. $3).